128017458

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{51913}}^1$

素因数の和:52058

約数の個数: 24

約数和(自身を含む): 279401148

約数和(自身を除く): 151383690

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 411, 822, 1233, 2466, 51913, 103826, 155739, 311478, 467217, 934434, 7112081, 14224162, 21336243, 42672486, 64008729, 128017458]

約数ペア:

[(1, 128017458), (2, 64008729), (3, 42672486), (6, 21336243), (9, 14224162), (18, 7112081), (137, 934434), (274, 467217), (411, 311478), (822, 155739), (1233, 103826), (2466, 51913)]